Here you can find the source of getTime(Date date)
public static int getTime(Date date)
//package com.java2s; /*/*from ww w. j a va 2 s .c o m*/ * Copyright (c) 2005, Jeong-Ho Eun * All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ import java.util.Calendar; import java.util.Date; public class Main { public static int getTime(Date date) { Calendar calendar = Calendar.getInstance(); calendar.setTime(date); int hour = calendar.get(Calendar.HOUR_OF_DAY); int minute = calendar.get(Calendar.MINUTE); int second = calendar.get(Calendar.SECOND); return hour * 10000 + minute * 100 + second; } }